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Maths (Higher)
2D and 3D shape: compound shapes

Starter quiz

  • The area of this triangle is <span class="blank">______</span> cm².
    The area of this triangle is ______ cm².
    • '66' ✓
  • The area of the circle, to 1 decimal place, is <span class="blank">______</span>cm².
    The area of the circle, to 1 decimal place, is ______cm².
    • '50.3' ✓
  • A sector is the region formed between two radii and their connecting __________.
    • arc  ✓
    • chord
    • circumference
    • diameter
    • radius
  • The area of this semicircle is __________.
    The area of this semicircle is __________.
    • \pi\times 6^2 = 36\pi cm²
    • \pi\times 12^2 = 144\pi cm²
    • (\pi\times 12^2)\div2 = 72\pi cm²
    • (\pi\times 6^2)\div2 = 18\pi cm²  ✓
  • The area of this shape is equal to <span class="blank">______</span> the area of a semicircle with the same diameter.
    The area of this shape is equal to ______ the area of a semicircle with the same diameter.
    • 'half' ✓
  • The area of this sector is <span class="blank">______</span><Math>\pi</Math> cm².
    The area of this sector is ______\pi cm².
    • '3' ✓
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